Oops, it doesn't look like 'tripe day' is a national day..

Other days

lisp

Lisp Day

lash

Lash Day

hot chocolate

Hot Chocolate Day

coffee

Coffee Day

hiv awareness

Hiv Awareness Day

reading

Reading Day

cuddle up

Cuddle Up Day

donate your hair

Donate Your Hair Day

buddy

Buddy Day

african immigrant and refugee hiv and hep awareness

African Immigrant And Refugee Hiv And Hep Awareness Day